Layers of Soil

Soil is made up of

• water, dirt, worms, and banana peels

• minerals, air, water, and organic material

• air, worms, plants, and headphones

• water, worms, walnuts, and watermelons

Soil is necessary to many different things. Which sentence correctly matches a necessity with a living organism?

• Soil is food for plants.

• Soil is a playground for animals.

• Soil is mud for pigs.

• Soil is a mess for moms.

Tags

NGSS.MS-LS2-1

What is the name of a scientist that studies soil?

• genealogist

• cytologist

• ichthyologist

• pedologist

One property of soil is it's ___.

• worms

• temperature

• name

• texture

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is the first step in soil formation?

• rock breaks into tiny pieces

• organic matter mixes with inorganic matter

• worms dig holes in soil

• it begins to rain on soil

What is the second step in soil formation?

• rock erodes into tiny pieces

• organic matter decays and mixes with inorganic matter

• worms move in

• it rains on soil

Tags

NGSS.MS-LS2-3

The layers of soil are also known as ____.

• horizons

• humus

• loam

• dirt

The O Horizon is also known as _____.

• humus

• topsoil

• subsoil

• bedrock

The A Horizon is also know as _____.

• humus

• topsoil

• subsoil

• bedrock

The B Horizon is also known as the _____.

• humus

• topsoil

• subsoil

• bedrock